Uninstall or remove apps and programs in Windows
There are different ways to remove apps and programs, so if you can't find the one you're looking for, you can try another location. Note that some apps and programs are built into Windows and can't be uninstalled. You can try to repair a program first, if it's just not running correctly.
Change or reset your PIN - Microsoft Support
Change or reset your PIN. A PIN is a user-defined set of numbers, or a combination of numbers and letters, that allows you to sign in to your Windows device instead of a password. Your PIN is securely stored on your device, it isn’t transmitted anywhere, and it isn’t stored on a server.
Screen mirroring and projecting to your PC or wireless display
Cast to a display from a Windows PC. You can wirelessly connect your PC to a TV, projector, or other kind of external display that supports Miracast. Turn on your TV, projector, or other display. If you're using a Miracast dongle or adapter, make sure it's plugged in to the display.
Finding your BitLocker recovery key in Windows - Microsoft Support
If your system is asking you for your BitLocker recovery key, the following information may help you locate your recovery key and understand why you're being asked to provide it. Important: Microsoft support is unable to provide, or recreate, a lost BitLocker recovery key.
Troubleshoot issues with the Xbox app for Windows
Update Windows. Press the Start button on the taskbar, type settings, and then select Settings. On Windows 10, select Update & Security. On Windows 11, select Windows Update. On the Windows Update page, select Check for updates to see if any updates are available for your device.
如何兑换礼品卡和代码 | Xbox Support
兑换礼品卡和充值码以进行 Xbox 购买和延长 Xbox 订阅。. 代码的长度为 25 个字符，包括数字和字母，并且采用横竖 5 个字符的 5x5 格式。. 代码可以是你从 Microsoft 或受信任的零售商处购买的数字卡或物理卡。. 请注意，如果帐户的未结余额或付款选项不再有效 ...
解决 NAT 错误和多人游戏问题 | Xbox Support
严格 NAT：您只能与具有开放 NAT 类型的用户玩多人游戏。. 您不能被选为比赛的主持人。. 不可用 NAT：如果 NAT 不可用，您将无法使用群聊天或连接到某些 Xbox 游戏的多人游戏。. 要解决该问题，我们首先要检查您当前的 NAT 类型。. 要实现此目的，请执行以下操作 ...
Activate Office - Microsoft Support
Select your version of Microsoft 365 below to learn how to activate Microsoft 365. Activate Microsoft 365 or a non-subscription version of Office. Activate Office that's pre-installed on a new Windows device. Activate an Office purchase or offer that's included on a new Windows device.
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, OneNote for Microsoft 365, Publisher for Microsoft 365, Visio Plan 2, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Office 2021, OneNote 2021, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Office 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Publisher 2016, Office 2016, Microsoft 365 for home, Office for business, Microsoft 365 admin, Project for Office 365
下载并安装或重新安装 Office 2019、Office 2016 或 Office 2013
如果这是你 第一次 安装 Microsoft 365，则可能需要先执行一些设置步骤。. 展开下面的 “了解详细信息”部分。. 但是如果是重新安装 Microsoft 365，且已兑换了产品密钥并拥有与 Microsoft 365 相关联的帐户，请转到“ 登录并安装 Office ”的部分。. 提示: 如果你是小型 ...
Applies To:
Office 2019, Office 2016, Office 2016 for Mac, Office 2013
当在 Xbox One 上下载游戏或应用时出现错误 87E0000F | Xbox Support
解决方案 1：检查系统更新. 如果你在尝试下载 Xbox One 游戏或应用时遇到问题，可能需要更新你的主机。. 如果要连接到 Xbox Live，必须具有最新的主机软件。. 新游戏在玩之前也可能要求更新。. 要查看是否有系统更新可用，请按以下步骤操作：. 按控制器上的 Xbox ...